GADOLINIUM CHELATE OLIGOMERS, THEIR USE AS CONTRAST PRODUCTS IN MAGNETIC RESONANCE IMAGING AND THEIR SYNTHESIS INTERMEDIATES

Details for Australian Patent Application No. 2003233361 (hide)

Owner GUERBET

Inventors NACHMAN, Isabelle; PORT, Marc; RAYNAL, Isabelle; ROUSSEAUX, Olivier

Pub. Number AU-A-2003233361

PCT Number PCT/FR03/00712

PCT Pub. Number WO2003/074523

Priority 02/02791 05.03.02 FR

Filing date 5 March 2003

Wipo publication date 16 September 2003

International Classifications

C07D 471/08 Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups

A61K 049/06 Preparations for testing - Nuclear magnetic resonance (NMR) contrast preparations

C07D 257/02 Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms

C07D 403/14 Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group

C07D 519/00 Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups or

C07F 009/6593 Compounds containing elements of the 5th Group of the Periodic System

Event Publications

28 August 2003 Complete Application Filed

  Priority application(s): 02/02791 05.03.02 FR

23 October 2003 Application Open to Public Inspection

  Published as AU-A-2003233361

13 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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